| Centuries: | 4th century · 5th century · 6th century |
| Decades: | 400s 410s 420s 430s 440s 450s 460s |
| Years: | 436 437 438 439 440 441 442 |
| 439 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 439 CDXXXIX |
| Ab urbe condita | 1192 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1405 – -1404 |
| Bengali calendar | -154 |
| Berber calendar | 1389 |
| Buddhist calendar | 983 |
| Burmese calendar | -199 |
| Byzantine calendar | 5947 – 5948 |
| Chinese calendar | 戊寅年十二月初一日 (3075/3135-12-1) — to —
己卯年十一月初十日(3076/3136-11-10) |
| Coptic calendar | 155 – 156 |
| Ethiopian calendar | 431 – 432 |
| Hebrew calendar | 4199 – 4200 |
| Hindu calendars | |
| - Bikram Samwat | 495 – 496 |
| - Shaka Samvat | 361 – 362 |
| - Kali Yuga | 3540 – 3541 |
| Holocene calendar | 10439 |
| Iranian calendar | 183 BP – 182 BP |
| Islamic calendar | 189 BH – 188 BH |
| Japanese calendar | |
| Korean calendar | 2772 |
| Thai solar calendar | 982 |